Dictionary

prism

noun \ˈpri-zəm\

: a transparent glass or plastic object that usually has three sides and that separates the light that passes through it into different colors

Full Definition of PRISM

1
:  a polyhedron with two polygonal faces lying in parallel planes and with the other faces parallelograms
2
a :  a transparent body that is bounded in part by two nonparallel plane faces and is used to refract or disperse a beam of light
b :  a prism-shaped decorative glass luster
3
:  a crystal form whose faces are parallel to one axis; especially :  one whose faces are parallel to the vertical axis
4
:  a medium that distorts, slants, or colors whatever is viewed through it

Origin of PRISM

Late Latin prismat-, prisma, from Greek, literally, anything sawn, from priein to saw
First Known Use: 1570

Rhymes with PRISM

PRISM Defined for Kids

prism

noun \ˈpri-zəm\

Definition of PRISM for Kids

:  a transparent object that usually has three sides and bends light so that it breaks up into rainbow colors
Medical Dictionary

prism

noun \ˈpriz-əm\

Medical Definition of PRISM

1
:  a polyhedron with two polygonal faces lying in parallel planes and with the other faces parallelograms
2
:  a transparent body that is bounded in part by two nonparallel plane faces and is used to refract or disperse a beam of light
3
:  a crystal form whose faces are parallel to one axis; especially :  one whose faces are parallel to the vertical axis
July 27, 2015
yaw Hear it
to move off course or to alternate
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears